-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 Format: 1.8 Date: Fri, 10 Apr 2026 20:03:53 +0100 Source: flatpak Binary: flatpak flatpak-dbgsym flatpak-tests flatpak-tests-dbgsym gir1.2-flatpak-1.0 libflatpak-dev libflatpak0 libflatpak0-dbgsym Architecture: amd64 Version: 1.16.6-1~deb13u1 Distribution: trixie-security Urgency: high Maintainer: all / amd64 / i386 Build Daemon (x86-conova-02) Changed-By: Simon McVittie Description: flatpak - Application deployment framework for desktop apps flatpak-tests - Application deployment framework for desktop apps (tests) gir1.2-flatpak-1.0 - Application deployment framework for desktop apps (introspection) libflatpak-dev - Application deployment framework for desktop apps (development) libflatpak0 - Application deployment framework for desktop apps (library) Closes: 1132943 1132944 1132945 1132946 Changes: flatpak (1.16.6-1~deb13u1) trixie-security; urgency=high . * Backport new upstream stable release for Debian 13 - Fix a sandbox escape involving symlinks passed to flatpak-portal. A malicious or compromised Flatpak app could exploit this to achieve arbitrary code execution on the host. (CVE-2026-34078, GHSA-cc2q-qc34-jprg) (Closes: #1132943) - Prevent arbitrary file deletion outside the sandbox by a malicious or compromised Flatpak app (CVE-2026-34079, GHSA-p29x-r292-46pp) (Closes: #1132944) - Prevent a local user from reading any file that is readable by the _flatpak system user. A mitigation is that it would be very unusual for these files not to be readable by the original local user as well. (No CVE ID, GHSA-2fxp-43j9-pwvc) (Closes: #1132946) - Prevent a local user from making another local user unable to cancel an ongoing download of apps or runtimes installed system-wide via the system helper. (No CVE ID, GHSA-89xm-3m96-w3jg) (Closes: #1132945) - Various fixes for regressions caused when fixing CVE-2026-34078 * Revert changes that are not appropriate for a stable update: - Revert "d/watch: Convert to v5 format, only watch stable (even-numbered) releases" - Revert "Standards-Version: 4.7.3" Checksums-Sha1: fa0bae927a67be2bf22608eb78631d6b06054bc8 7616744 flatpak-dbgsym_1.16.6-1~deb13u1_amd64.deb 35ff5045419a92d9834db110cf8e8f3dbe27d678 10799564 flatpak-tests-dbgsym_1.16.6-1~deb13u1_amd64.deb 1813edd3ae7cfe928755a848dd0f6bf2198cc9bd 1439476 flatpak-tests_1.16.6-1~deb13u1_amd64.deb 304c951a00f9512b33c8657039570d01ddfff967 17208 flatpak_1.16.6-1~deb13u1_amd64-buildd.buildinfo 489cfe0e651683f17f0a4a24d8464388f5c52eca 1543424 flatpak_1.16.6-1~deb13u1_amd64.deb 61bc18be6ad54153ee5c04277e6650fda1530c91 28112 gir1.2-flatpak-1.0_1.16.6-1~deb13u1_amd64.deb b25a9dccad1718254faf7a3bf0c5889f334fc83c 72348 libflatpak-dev_1.16.6-1~deb13u1_amd64.deb bb977c55de6dc6f1cf6cce6d37cd5e6c7de67a83 1755116 libflatpak0-dbgsym_1.16.6-1~deb13u1_amd64.deb 5260b1f6d67add47c82f99c98fc0d467e12bd159 391596 libflatpak0_1.16.6-1~deb13u1_amd64.deb Checksums-Sha256: 9d3619af8bbc3208a4cc131dda51f5de7ba9e7d052c36fb8c235b79cd059a8db 7616744 flatpak-dbgsym_1.16.6-1~deb13u1_amd64.deb c0a9bfee108c18ba17919d312ce5cea1e15b5b29754779b365d88e7d2f18cbc4 10799564 flatpak-tests-dbgsym_1.16.6-1~deb13u1_amd64.deb 3ab389443ef9dfe5ac2ac7ae9ddecd9b920a0be02d7df94a1194f3e8872e2339 1439476 flatpak-tests_1.16.6-1~deb13u1_amd64.deb f1174460f5fdb68a8c2f30e03b2418feb58f0ffe4e7dfa3e4df5392358fdf581 17208 flatpak_1.16.6-1~deb13u1_amd64-buildd.buildinfo b5db09caf661ebb3c273690431abfdb19c0f0075a8bdb89ba027bb951d900b55 1543424 flatpak_1.16.6-1~deb13u1_amd64.deb 75e0bfc461396a5396727abfc4407f082d81312a598407125929a3196de45888 28112 gir1.2-flatpak-1.0_1.16.6-1~deb13u1_amd64.deb 560db01d1df3e9537475db38929510020bfb78b6957ea4179a200a58ef092033 72348 libflatpak-dev_1.16.6-1~deb13u1_amd64.deb 0c50ecfafe47a8b91b6eed6751eee191096a610125e61e42ca15bb5aed608037 1755116 libflatpak0-dbgsym_1.16.6-1~deb13u1_amd64.deb 2eec3c184c379925a0552cac3798eb9213e36021146c242a9f6ae099ac658a6c 391596 libflatpak0_1.16.6-1~deb13u1_amd64.deb Files: ae1d7562b7bd2661e9a9510dd2b02e25 7616744 debug optional flatpak-dbgsym_1.16.6-1~deb13u1_amd64.deb 7a765b59f6e936585bb0a761c52fc9dc 10799564 debug optional flatpak-tests-dbgsym_1.16.6-1~deb13u1_amd64.deb f66798e58d2b39887adadd3aa45809bf 1439476 misc optional flatpak-tests_1.16.6-1~deb13u1_amd64.deb 6231d99504dacb6d8da3c9f362910cc3 17208 admin optional flatpak_1.16.6-1~deb13u1_amd64-buildd.buildinfo 1af495a52f69b5d9f22f9e1ce54984ce 1543424 admin optional flatpak_1.16.6-1~deb13u1_amd64.deb c495543fde0186bdb2fb747254b2869e 28112 introspection optional gir1.2-flatpak-1.0_1.16.6-1~deb13u1_amd64.deb c6a69f1a3cfb735a1a57a3ac748ffdf1 72348 libdevel optional libflatpak-dev_1.16.6-1~deb13u1_amd64.deb d4889a45469edd1508c9fcdd19e4e943 1755116 debug optional libflatpak0-dbgsym_1.16.6-1~deb13u1_amd64.deb 96831f239df7e536d00fa606a03d5d4a 391596 libs optional libflatpak0_1.16.6-1~deb13u1_amd64.deb -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE+i/sCsF3puL4e7qIGNGWmfrqILEFAmnZhZcACgkQGNGWmfrq ILF3CA//WTqzPJYdkY0oRFXDWhK43lgorie6mMHxzKtxnF2v1REu9KMPZmx8tVjY 15ovm1JN0zk+dQhUWnkaHyML4X94dTdBN1HBi/rXPK5rWqu9ECatDQGIsEq0lyep LLksEtwUultJeJtSTMjh7IUr9B2ITg3OfeSRIgsww5pxK1cxUeaqQM4dQVMyVG3L vPVZKcIBul/31L+rm2j/whjfGBP0FzmU/hvpVCmOacwjwbruVpCsjr9Ucmq/BsJ1 Zw4Cigk5+CluTtUp2Ah8gHnYcpNBgLeeSBfPw/G2PYZ2OQAIoW5pZbotfRCtUrC3 xO4u+WSNzMhPOEP3QwPZ0etasgSeiq19WuiPh14y8opNeNjwjPbBgOMN6o77mAEP Ycr/HIpPxMQBfCTA5BLfRNNnPzOCmC89nDkerZI/Lm4D34L/25bK2D7ttlLRdheX oZVofaK/djdk+Ynd+1KlexT82VQHg74plkgVOS4uK69ObHAEQjoVO1qr7Gx0ViT0 yU9wBa7CQ8WnJOWsutxrJYyeT9bFBTqZDu6HoVfXFF7Y41pLNBanj/x3XRftsQXv 1YUn1gaCaTD31N8g3ANErp3q7vWMU64j7h1ysCVFFBm+v1iVM38yov4r4VbQR6hW 24cflzqwjWRKCuZE16METavsRZ9Bv2XvNhfSC7oVAdwqV8teqag= =/W8q -----END PGP SIGNATURE-----